sqlalchemy.orm.interfaces._IntrospectsAnnotations

class documentation

class _IntrospectsAnnotations: (source)

Known subclasses: sqlalchemy.orm.descriptor_props.CompositeProperty, sqlalchemy.orm.properties.ColumnProperty, sqlalchemy.orm.properties.MappedColumn, sqlalchemy.orm.properties.RelationshipProperty

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Undocumented

Method	`declarative_scan`	Perform class-specific initializaton at early declarative scanning time.
Method	`found_in_pep593_annotated`	return a copy of this object to use in declarative when the object is found inside of an Annotated object.
Class Variable	`__slots__`	Undocumented
Method	`_raise_for_required`	Undocumented

def declarative_scan(self, decl_scan: _ClassScanMapperConfig, registry: RegistryType, cls: Type[Any], originating_module: Optional[str], key: str, mapped_container: Optional[Type[Mapped[Any]]], annotation: Optional[_AnnotationScanType], extracted_mapped_annotation: Optional[_AnnotationScanType], is_dataclass_field: bool): (source) ¶

overridden in sqlalchemy.orm.descriptor_props.CompositeProperty, sqlalchemy.orm.properties.ColumnProperty, sqlalchemy.orm.properties.MappedColumn, sqlalchemy.orm.properties.RelationshipProperty

Perform class-specific initializaton at early declarative scanning time. .. versionadded:: 2.0

def found_in_pep593_annotated(self) -> Any: (source) ¶

overridden in sqlalchemy.orm.properties.MappedColumn

return a copy of this object to use in declarative when the object is found inside of an Annotated object.

__slots__: tuple = (source) ¶

overridden in sqlalchemy.orm.properties.ColumnProperty, sqlalchemy.orm.properties.MappedColumn

Undocumented

def _raise_for_required(self, key: str, cls: Type[Any]) -> NoReturn: (source) ¶

Undocumented